#include <stdio.h>

void swap(int a, int b)
{
	int temp;
	temp = a;
	a = b;
	b = temp;
	printf("a=%d, b=%d\n", a,b);
}

int main(int argc, char const *argv[])
{
	int m = 5;
	int n = 10;
	swap(m, n);
	printf("m=%d, n=%d\n", m, n);
	return 0;
}




